torsional(Of, pertaining to, or achieved using torsion) adjective [UK: tˈɔːʃənəl] [US: tˈoːrʃənəl]
усукваща сила noun {f}
torsion [torsions](that force with which a thread, wire, or rod tends to return to a state of rest after it has been twisted) noun [UK: ˈtɔːʃ.n̩] [US: ˈtɔːr.ʃn̩]